package com.mmall.controller.backend;

import com.mmall.common.Const;
import com.mmall.common.ResponseCode;
import com.mmall.common.ServerResponse;
import com.mmall.pojo.Category;
import com.mmall.pojo.User;
import com.mmall.service.ICategoryService;
import com.mmall.service.IUserService;
import org.apache.ibatis.annotations.Param;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;

import javax.servlet.http.HttpSession;
import java.util.List;

/**
 * Created by Administrator on 2017/7/28.
 */
@Controller
@RequestMapping("manage/category")
public class CategroyManageController {

    @Autowired
    private IUserService iUserService;
    @Autowired
    private ICategoryService iCategoryService;


    /**
     * 添加商品分类
     * @param session
     * @param categoryName
     * @param parentId
     * @return
     */
    @RequestMapping(value="add_category.do")
    @ResponseBody
    public ServerResponse addCategory(HttpSession session,String categoryName,@RequestParam(value = "parentId",defaultValue = "0") int parentId){
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if(user == null){
            return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(),"用户未登录,请登录");
        }

        //校验一下是否是管理员

        if (iUserService.checkAdminRole(user).isSuccess()){
            //是管理员
            //增加分类操作的管理的逻辑
            return iCategoryService.addCategory(categoryName,parentId);

        }else {
            return ServerResponse.createByErrorMessage("无权操作，需要管理员权限");
        }
    }

    @RequestMapping("set_category_name.do")
    @ResponseBody
    public ServerResponse setCategoryName(HttpSession session,Integer categoryId,String categoryName) {
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null) {
            return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登录,请登录");
        }
        if (iUserService.checkAdminRole(user).isSuccess()) {
            //更新categoryName
            return iCategoryService.updateCategoryName(categoryId, categoryName);

        } else {
            return ServerResponse.createByErrorMessage("无权操作，需要管理员权限");
        }
    }

    @RequestMapping("get_category.do")
    @ResponseBody
    public ServerResponse getChildrenParallelCategory(HttpSession session,@RequestParam(value = "categoryId",defaultValue = "0") Integer categoryId) {
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null) {
            return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登录,请登录");
        }
        if (iUserService.checkAdminRole(user).isSuccess()) {

            //查询子节点的category平级信息，并且不递归
          return   iCategoryService.getChildrenParallelCategory(categoryId);
        } else {
            return ServerResponse.createByErrorMessage("无权操作，需要管理员权限");
        }
    }

    @RequestMapping("get_deep_category.do")
    @ResponseBody
    public ServerResponse getCategoryAndDeepChildrenCategory(HttpSession session,@RequestParam(value = "categoryId",defaultValue = "0") Integer categoryId) {
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null) {
            return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登录,请登录");
        }
        if (iUserService.checkAdminRole(user).isSuccess()) {
            //查询当前节点的id和递归子节点的id
            //0-->10-->100
            return iCategoryService.selectCategoryAndChildrenById(categoryId);
        } else {
            return ServerResponse.createByErrorMessage("无权操作，需要管理员权限");
        }
    }


}
